.video-grid {
  --hbm-thumbnail-row: 4px;
}

.video-grid[data-thumbnail-layout="stacked"] {
  grid-auto-rows: var(--hbm-thumbnail-row);
  grid-auto-flow: row;
  row-gap: 0;
  align-items: start;
}

.video-grid[data-thumbnail-layout="stacked"] > .video-card {
  min-width: 0;
  align-self: start;
}